The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 25, 2020
Filed:
Jul. 15, 2016
Applicant:
Arianegroup Sas, Paris, FR;
Inventors:
Pascal Caubet, Le Haillan, FR;
Jean-Michel Larrieu, Le Haillan, FR;
Assignee:
ARIANEGROUP SAS, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02K 9/86 (2006.01); F02K 9/80 (2006.01);
U.S. Cl.
CPC ...
F02K 9/86 (2013.01); F02K 9/805 (2013.01); F05D 2240/1281 (2013.01); F05D 2250/41 (2013.01); F05D 2250/712 (2013.01); F05D 2260/36 (2013.01); F05D 2270/051 (2013.01); F05D 2270/303 (2013.01);
Abstract
A modulator device for modulating a gas ejection section, which device is for placing in a nozzle upstream from the throat of the nozzle and includes a plunger. The plunger has both a proximal portion connected to a control guide and also a distal portion in the form of a body of revolution, the plunger being movable between a retracted position and an extended position. The plunger presents, in its distal portion, a first section of concave shape and a second section of concave shape situated downstream from the first section.